Ophthalmological instrument stand



FIG. 1 is a perspective view of an ophthalmological instrument stand showing my new design;

FIG. 2 is a front view of the ophthalmological instrument stand;

FIG. 3 is a right side view of the ophthalmological instrument stand with the left side being a mirror image thereof;

FIG. 4 is a rear view of the ophthalmological instrument stand;

FIG. 5 is a top view of the ophthalmological instrument stand; and,

FIG. 6 is a bottom view of the ophthalmological instrument stand.

The portions of the instrument stand shown in broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an ophthalmological instrument stand, as shown and described. 